Display screen or portion thereof with icon



FIG. 1 is a front view of a display screen or portion thereof with icon showing our new design; and,

FIG. 2 is an enlarged view thereof, the icon is shown separately for clarity of illustration.

The outer perimeter shown by the pair of evenly spaced dashed broken lines in the drawings represents a display screen or portion thereof and forms no part of the claimed design.

The uneven dot-dash broken lines define the boundary of the claimed design and forms no part thereof.

The broken line showing of text forms no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with icon, as shown and described. 